Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 5 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/17/2021   11:42:42   (   0.00, -75.21) (  -0.27, -74.03)  134.59                80
 05/18/2021   11:30:57   (   0.00, -75.20) (  -0.92, -71.16)  460.86                80
 05/20/2021   00:06:15   (  -0.01, -75.19) (  -0.90, -78.96)  431.60                80
 05/20/2021   23:54:31   (  -0.01, -75.18) (  -0.21, -76.10)  105.07                80
 05/21/2021   23:40:07   (  -0.01, -75.18) (   0.42, -73.23)  221.65                80
 05/24/2021   12:03:37   (   0.01, -75.17) (   0.72, -78.16)  340.95                80
 05/25/2021   11:51:52   (   0.01, -75.17) (   0.06, -75.29)   14.23                80
 05/26/2021   11:37:29   (   0.01, -75.17) (  -0.65, -72.43)  313.22                80
 05/29/2021   00:01:04   (  -0.01, -75.17) (  -0.52, -77.38)  251.90                80
 05/29/2021   23:46:39   (  -0.01, -75.17) (   0.12, -74.50)   75.48                80